Main Bearings
Usage:
Make reference to Guidelines For Reusable Parts: Main Bearings And Connecting Rod Bearings, Form No. SEBF8009, and Guidelines For Reusable Parts: Crankshaft Measurement, Form No. SEBF8041.
Clearance between bearing and journal (new) ... 0.122 to 0.229 mm (.0048 to .0090 in.)
Maximum permissible clearance between bearing and journal ... 0.38 mm (.015 in.)
Original size bore in block for main bearing ... 161.862 ± 0.013 mm (6.3725 .0005 in.)
Caterpillar Information System:
G379, G398 & G399 ENGINES Connecting Rod Bearings
G379, G398 & G399 ENGINES Connecting Rod
G379, G398 & G399 ENGINES Crankshaft
G379, G398 & G399 ENGINES Pistons And Rings
G379, G398 & G399 ENGINES Cylinder Liner Projection (Later)
G379, G398 & G399 ENGINES Cylinder Block (Later)
G379, G398 & G399 ENGINES Cylinder Liner Projection (Earlier)
G379, G398 & G399 ENGINES Cylinder Liner
G379, G398 & G399 ENGINES Cylinder Block (Earlier)
G379, G398 & G399 ENGINES Water Temperature Regulator
G379, G398 & G399 ENGINES Auxiliary Water Pump
G379, G398 & G399 ENGINES Fresh Water Pumps
G379, G398 & G399 ENGINES Bearing Surface (Journal) For Connecting Rods
G379, G398 & G399 ENGINES Bearing Surface (Journal) For Main Bearings
G379, G398 & G399 ENGINES Vibration Damper
G379, G398 & G399 ENGINES Front Accessory Drive
G379, G398 & G399 ENGINES Flywheel
G379, G398 & G399 ENGINES Flywheel Housing
G379, G398 & G399 ENGINES Flywheel Runout
G379, G398 & G399 ENGINES Flywheel Housing Runout
G379, G398 & G399 ENGINES Flywheel Housing Bore
G379, G398 & G399 ENGINES Prelube Motor Relay 8L6347 Relay (24V or 32V Direct Current):
G379, G398 & G399 ENGINES Prelube Pump Motor 2N7644 (H184C Viking Pump Co.):
G379, G398 & G399 ENGINES Oil Pressure Switches